Housing for a thermostatic switch



FIG. 1 is a front and upper left perspective view of a thermostatic switch showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof, the right side elevational view thereof being a mirror image;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a housing for a thermostatic switch, as shown and described. 